#6336B1
Closest named color: Rebecca Purple (#663399). oklch(46% 0.184 294.9), rgb(99, 54, 177).
Aa
White text reads best on this color (7.79:1).
About this color
#6336B1 is a medium-dark, vivid purple. In OKLCH its lightness is 46%, its chroma 0.184 and its hue 295°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Rebecca Purple (#663399), ΔE 0.040 away. White text reads best on it, at 7.79:1.
| Hue family | Purples |
| Lightness | medium-dark (46%) |
| Chroma | vivid (0.184) |
| Temperature | in between |
| Nearest name | Rebecca Purple (#663399) |
| Black text | 2.69:1 |
| White text | 7.79:1 |
Values
| HEX | #6336B1 |
| RGB | rgb(99, 54, 177) |
| HSL | hsl(262, 53%, 45%) |
| OKLCH | oklch(46% 0.184 294.9) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #6336B1 | 7.79:1 | AAA | Lc -91.2 | Preferred for body text |
| Black text on #6336B1 | 2.69:1 | Fails | Lc 17.6 | Dividers and decoration only |
| #6336B1 text on white | 7.79:1 | AAA | Lc 86.4 | Fine for body text |
| #6336B1 text on black | 2.69:1 | Fails | Lc -15.7 | Dividers and decoration only |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 700.
-
Step 50
50
#F6F4FD
oklch(97.1% 0.012 296.4)
-
Step 100
100
#EBE7FA
oklch(93.7% 0.026 295.5)
-
Step 200
200
#DBD3F7
oklch(88.5% 0.05 295.5)
-
Step 300
300
#C4B6F5
oklch(81% 0.089 294.5)
-
Step 400
400
#A78DEF
oklch(70.7% 0.142 294.7)
-
Step 500
500
#936DEA
oklch(63.1% 0.182 294.7)
-
Step 600
600
#7F51D8
oklch(55.6% 0.197 294.9)
-
Step 700
700 (this color)
#6336B1
oklch(46% 0.184 294.9)
-
Step 800
800
#573698
oklch(42.7% 0.153 294.6)
-
Step 900
900
#483079
oklch(37.7% 0.119 295.2)
-
Step 950
950
#2A1D47
oklch(27.1% 0.076 295.1)
#6336B1 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #0053B5 | 0.113 |
| Deuteranopia (no green cones) | #0050AF | 0.113 |
| Tritanopia (no blue cones) | #4E546F | 0.143 |
| Achromatopsia (no color) | #525252 | 0.185 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #6336B1
#6336B1
oklch(46% 0.184 294.9)
- #575E00
#575E00
oklch(46% 0.104 114.7)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #6336B1, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Rebecca Purple #663399 ΔE 0.040
- Bluey Purple #6241C7 ΔE 0.041
- Blue With A Hint Of Purple #533CC6 ΔE 0.046
- Blurple #5539CC ΔE 0.051
- Grape #7209B7 ΔE 0.057
- Purple Blue #5D21D0 ΔE 0.058
- Chrysanthemum #560BAD ΔE 0.065
- Blueberry #464196 ΔE 0.068
Use #6336B1 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.